There are cars that we never, ever get tired of seing, or hearing. And the Pagani Zonda R is definitely one of those. It has a 700 Hp screaming AMG V12 and a splendid carbon fiber body that weights just 1,071 Kg. This time, Jay Leno welcomes the carbon fiber record setting beast in his garage as well as its creator Mr Horatio Pagani himself. Click after the jump to enjoy 4 minutes of symphony making V12.